Ross Barkley joined Aston Villa for a minimal fee in the summer following Luton Town's relegation to the Championship

Unai Emery is the most methodical of managers - the return to fitness of Kamara has come at a good time for Aston Villa

Unai Emery's main concern is that his Aston Villa players fail to channel their frustration correctly after going seven matches without a win, but accepts they are only human. They head to Chelsea on Sunday in search of their first Premier League victory in six weeks after last winning against Fulham at Craven Cottage.

Aston Villa star Morgan Rogers scored what he thought was a late winner against Juventus, but the goal was ruled out by referee Gil Manzano to the disbelief of Unai Emery

Unai Emery admits Villa’s seven-match winless run has left him battling to keep his frustration in check. The boss says keeping a lid on his emotions is his toughest challenge as he looks to pull his team out of a slump which began with conceding a late equaliser to Bournemouth last month.

Aston Villa are without a win in six games across all competitions - but Unai Emery tends to get the best out of his players in European competition.

A goalless draw against the Italian giants means Emery’s side are winless in seven - so should fans be worried?

Aston Villa were denied an injury-time winner against Juventus in controversial fashion, with Unai Emery and Ollie Watkins both describing the decision as soft. Morgan Rogers thought he had poked home a 94th minute goal to put the home side 1-0 ahead,